'balance all' command

include/balance_sheet.h

@@ -9,6 +9,7 @@
 #include <khash/khash.h>
 #include <crypto/crypto.h>
 #include <string.h>
+#include <utils.h>
 #include <uint256.h>
 
 typedef struct {

include/utils.h

@@ -0,0 +1,16 @@
+#ifndef UTILS_H
+#define UTILS_H
+
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+
+static inline void AddressToHexString(const uint8_t address[32], char out[65]) {
+    if (!address || !out) {
+        return;
+    }
+    to_hex(address, out);
+}
+
+#endif